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  • python/ext/py-sink.c

    rfcb6e8c r0629356  
    1313
    1414static char Py_sink_doc[] = ""
    15 "  __new__(path, samplerate = 44100, channels = 1)\n"
    16 "\n"
    17 "      Create a new sink, opening the given path for writing.\n"
    18 "\n"
    19 "      Examples\n"
    20 "      --------\n"
    21 "\n"
    22 "      Create a new sink at 44100Hz, mono:\n"
    23 "\n"
    24 "      >>> sink('/tmp/t.wav')\n"
    25 "\n"
    26 "      Create a new sink at 8000Hz, mono:\n"
    27 "\n"
    28 "      >>> sink('/tmp/t.wav', samplerate = 8000)\n"
    29 "\n"
    30 "      Create a new sink at 32000Hz, stereo:\n"
    31 "\n"
    32 "      >>> sink('/tmp/t.wav', samplerate = 32000, channels = 2)\n"
    33 "\n"
    34 "      Create a new sink at 32000Hz, 5 channels:\n"
    35 "\n"
    36 "      >>> sink('/tmp/t.wav', channels = 5, samplerate = 32000)\n"
    37 "\n"
    38 "  __call__(vec, write)\n"
    39 "      x(vec,write) <==> x.do(vec, write)\n"
    40 "\n"
    41 "      Write vector to sink.\n"
    42 "\n"
    43 "      See also\n"
    44 "      --------\n"
    45 "      aubio.sink.do\n"
     15"sink(path, samplerate=44100, channels=1)\n"
     16"\n"
     17"Open `path` to write a WAV file.\n"
     18"\n"
     19"Parameters\n"
     20"----------\n"
     21"path : str\n"
     22"   Pathname of the file to be opened for writing.\n"
     23"samplerate : int\n"
     24"   Sampling rate of the file, in Hz.\n"
     25"channels : int\n"
     26"   Number of channels to create the file with.\n"
     27"\n"
     28"Examples\n"
     29"--------\n"
     30"\n"
     31"Create a new sink at 44100Hz, mono:\n"
     32"\n"
     33">>> snk = aubio.sink('out.wav')\n"
     34"\n"
     35"Create a new sink at 32000Hz, stereo, write 100 samples into it:\n"
     36"\n"
     37">>> snk = aubio.sink('out.wav', samplerate=16000, channels=3)\n"
     38">>> snk(aubio.fvec(100), 100)\n"
     39"\n"
     40"Open a new sink at 48000Hz, stereo, write `1234` samples into it:\n"
     41"\n"
     42">>> with aubio.sink('out.wav', samplerate=48000, channels=2) as src:\n"
     43"...     snk(aubio.fvec(1024), 1024)\n"
     44"...     snk(aubio.fvec(210), 210)\n"
     45"...\n"
     46"\n"
     47"See also\n"
     48"--------\n"
     49"source: read audio samples from a file.\n"
    4650"\n";
    4751
    4852static char Py_sink_do_doc[] = ""
    49 "x.do(vec, write) <==> x(vec, write)\n"
    50 "\n"
    51 "write monophonic vector to sink";
     53"do(vec, write)\n"
     54"\n"
     55"Write a single channel vector to sink.\n"
     56"\n"
     57"Parameters\n"
     58"----------\n"
     59"vec : fvec\n"
     60"   input vector `(n,)` where `n >= 0`.\n"
     61"write : int\n"
     62"   Number of samples to write.\n"
     63"";
    5264
    5365static char Py_sink_do_multi_doc[] = ""
    54 "x.do_multi(mat, write)\n"
    55 "\n"
    56 "write polyphonic vector to sink";
     66"do_multi(mat, write)\n"
     67"\n"
     68"Write a matrix containing vectors from multiple channels to sink.\n"
     69"\n"
     70"Parameters\n"
     71"----------\n"
     72"mat : numpy.ndarray\n"
     73"   input matrix of shape `(channels, n)`, where `n >= 0`.\n"
     74"write : int\n"
     75"   Number of frames to write.\n"
     76"";
    5777
    5878static char Py_sink_close_doc[] = ""
    59 "x.close()\n"
    60 "\n"
    61 "close this sink now";
     79"close()\n"
     80"\n"
     81"Close this sink now.\n"
     82"\n"
     83"By default, the sink will be closed before being deleted.\n"
     84"Explicitely closing a sink can be useful to control the number\n"
     85"of files simultaneously opened.\n"
     86"";
    6287
    6388static PyObject *
    … …  
    189214static PyMemberDef Py_sink_members[] = {
    190215  {"uri", T_STRING, offsetof (Py_sink, uri), READONLY,
    191     "path at which the sink was created"},
     216    "str (read-only): Path at which the sink was created."},
    192217  {"samplerate", T_INT, offsetof (Py_sink, samplerate), READONLY,
    193     "samplerate at which the sink was created"},
     218    "int (read-only): Samplerate at which the sink was created."},
    194219  {"channels", T_INT, offsetof (Py_sink, channels), READONLY,
    195     "number of channels with which the sink was created"},
     220    "int (read-only): Number of channels with which the sink was created."},
    196221  { NULL } // sentinel
    197222};
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